The ornamental design for a hanger, as shown and described.
FIG. 1 is an upper-left perspective view of the hanger according to our new design;
FIG. 2 is a front view of the hanger of FIG. 1;
FIG. 3 is a left side view of the hanger of FIG. 1;
FIG. 4 is a rear view of the hanger of FIG. 1;
FIG. 5 is a right side view of the hanger of FIG. 1;
FIG. 6 is a top view of the hanger of FIG. 1; and,
FIG. 7 is a bottom view of the hanger of FIG. 1.
The features shown in broken lines are provided for demonstrating environment only and form no part of the claimed design. The upper hook portion is shown in phantom lines in the left and right side views only to demonstrate its rotatability.